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PLC

Beckhoff Automation CX Embedded PCs

DIN-rail industrial PCs running TwinCAT that act as PLC and motion controller, scaling from small Arm-based units to multi-core Intel Xeon and AMD Ryzen models.

Key specifications

FieldbusEtherCAT (native), other fieldbuses via option interfaces
CpuArm Cortex-R/A (CX7000-CX9240) to AMD Ryzen and Intel Xeon D up to 12 cores (CX20x2/CX20x3)

Summarised in our own words from Beckhoff Automation GmbH & Co. KG's published data; series maxima, individual models vary. Last checked 2026-10-29. Source 1

Notes on this data

Series listed: CX7000, CX8000, CX8100, CX8200, CX9020, CX9240, CX5100, CX5200, CX5300, CX5600, CX20x3, CX20x2. Beckhoff states no axis count; depends on CPU and TwinCAT licence.

Specify Motion is not affiliated with Beckhoff Automation GmbH & Co. KG. Beckhoff Automation and CX Embedded PCs are used only to identify the product. Comparisons use published figures; always confirm against the current datasheet.

Typical applications

Machine controlMotion control with TwinCAT NC/CNCBuilding and process automation

Alternatives that meet or exceed these figures

Engineers often come to us with a Beckhoff Automation part number and leave with an alternative that is easier to source, quicker to deliver or a better fit for the machine. These series from our supply network is the closest match on published figures.

Kinco compact modular PLC with tool-free slice I/O expansion for space-saving automation.

View K6S →

Figures are the highest published for each series and are not always measured the same way. A higher figure is not automatically a better choice: mounting, duty cycle, feedback, connectors and approvals matter too. An engineer will check the fit against your application before recommending anything.

Other plc series

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  • Like-for-like and better-fit alternatives
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